Now showing items 21-40 of 135

    • Case study of the effect on foundation of changing an arch bridge to a slab and girder bridge 

      Molins i Borrell, Climent (2010)
      Conference report
      Open Access
      This paper presents the case study of the effect on the foundation of changing the structural system of a bridge from a plain concrete multi-arch bridge to a slab and girder one. The bridge was built in 1940 over the ...
    • Case study: windcrete - concept development of a full concrete floating structure for supporting offshore wind turbines 

      Molins i Borrell, Climent (2015)
      Conference report
      Restricted access - publisher's policy
    • Characterization and modeling of the thermal and mechanical properties of self-compacting concrete at early ages 

      Crespo Garibay, María Delia; Molins i Borrell, Climent; Marí Bernat, Antonio Ricardo (International Union of Laboratories and Experts in Construction Materials, Systems and Structures (RILEM), 2019)
      Conference report
      Restricted access - publisher's policy
      Cracking of concrete at early ages, that may affect the structure durability and even its safety, can be simulated by means of models based on the concepts of degree of hydration and equivalent age, which require the ...
    • Classes-workshop per a projectes en grup 

      Pelà, Luca; Molins i Borrell, Climent; Roca Fabregat, Pedro (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2014-04-24)
      Conference report
      Open Access
      L'activitat d'aprenentatge actiu ha estat implementada a l’assignatura Inspecció, Anàlisi i Restauració de Construccions Històriques. La pràctica docent consisteix a dedicar dues classes de tres hores a dos tallers ...
    • Classes-workshop per a projectes en grup 

      Pelà, Luca; Roca Fabregat, Pedro; Molins i Borrell, Climent (Institut de Ciències de l'Educació (ICE), 2014)
      Part of book or chapter of book
      Open Access
      La publicació que teniu a les mans és el resultat de la I Convocatòria de Bones Pràctiques Docents a la UPC de l’any 2013, que en la seva primera edició es va centrar en recollir exemples sobre metodologies actives que es ...
    • Collection grid optimization of a floating offshore wind farm using particle swarm theory 

      Lerch, Markus; Prada Gil, Mikel de; Molins i Borrell, Climent (Institute of Physics (IOP), 2019-10)
      Article
      Open Access
      Floating substructures for offshore wind turbines is a promising solution in order to harness the vast wind potential of deep water sites where bottom-fixed turbines are not feasible. The electrical system of large scale ...
    • Comparative levelized cost of energy analysis 

      Ebenhoch, Raphael; Matha, Denis; Marathe, Sheetal; Cortes Muñoz, Paloma; Molins i Borrell, Climent (2015)
      Conference report
      Open Access
      To estimate the economic feasibility of floating and bottom-fixed substructures at various offshore sites, a generally applicable calculation tool has been developed. With this 'LCOE calculation tool' it is possible to ...
    • Comparative levelized cost of energy analysis 

      Ebenhoch, Raphael; Matha, Denis; Marathe, Sheetal; Cortes Muñoz, Paloma; Molins i Borrell, Climent (2015-12)
      Article
      Open Access
      To estimate the economic feasibility of floating and bottom-fixed substructures at various offshore sites, a generally applicable calculation tool has been developed. With this “LCOE calculation tool” it is possible to ...
    • Comportament resistent dels revestiments de túnel realitzats amb dovelles prefabricades de formigó 

      Arnau Delgado, Oriol; Molins i Borrell, Climent (Universitat Politècnica de Catalunya. Escola Tècnica Superior d'Enginyers de Camins Canals i Ports de Barcelona, 2011-11-15)
      Conference lecture
      Open Access
      La present ponència mostra l’activitat investigadora duta a terme en l’àmbit de la resposta resistent dels revestiments de túnels realitzats a base d'anells de dovelles prefabricades de formigó. L’activitat s’inicià amb ...
    • Comportamiento a tempranas edades de elementos de hormigón con restricción externa total 

      Crespo Garibay, María Delia; Molins i Borrell, Climent; Marí Bernat, Antonio Ricardo (2011)
      Conference report
      Restricted access - publisher's policy
      Durante las primeras edades del hormigón se producen deformaciones termo-higrométricas las cuales, si son restringidas, sobre todo por coacciones externas, producen tracciones que pueden fisurar el hormigón. Un ejemplo ...
    • Comportamiento resistente de revestimientos de túnel de anillos de dovelas prefabricadas de hormigón 

      Arnau Delgado, Oriol; Molins i Borrell, Climent (2013)
      Article
      Open Access
      Este artículo presenta los resultados de una investigación llevada a cabo en el ámbito de la respuesta resistente de los revestimientos de túneles a base de anillos de dovelas prefabricadas de hormigón. La investigación ...
    • Compressive strength and elasticity of pure lime mortar masonry 

      Drougkas, Anastasios; Roca Fabregat, Pedro; Molins i Borrell, Climent (2016-03)
      Article
      Open Access
      The procedure and findings of an experimental campaign for the mechanical characterization of brick masonry with lime mortar joints are presented. The campaign includes the determination of the properties of the constituent ...
    • Compressive testing of an early 20th century brick masonry pillar 

      Drougkas, Anastasios; Molins i Borrell, Climent; Roca Fabregat, Pedro; Alegre Heitzmann, Vicente (2016-06)
      Article
      Open Access
      An experimental campaign involving the compressive testing of a brick masonry pillar extracted from a historical building is presented in this paper. The test procedure and the instrumentation are designed in order to ...
    • Construction possibilities for monolithic concrete spar buoy serial production 

      Molins i Borrell, Climent; Yagüe Martín, Adrián; Trubat Casal, Pau (Institute of Physics (IOP), 2018-11)
      Article
      Open Access
      The monolithic nature of Windcrete, that sees floater, transition piece and tower as a single concrete structure, has direct impact on its potential construction process. The large-draft spar-buoy, to be fully completed ...
    • Control de la tenacidad de los hormigones reforzados con fibras usando el ensayo de doble punzonamiento (ensayo Barcelona) 

      Carmona Malatesta, Sergio Alejandro; Aguado de Cea, Antonio; Molins i Borrell, Climent; Cabrera Contreras, Manuel (2009-08)
      Article
      Open Access
      Tradicionalmente, se utiliza el ensayo de vigas prismáticas sometidas a flexión para caracterizar la resistencia y el comportamiento en el régimen post fisuración del hormigón reforzado con fibras (HRF). Sin embargo, estos ...
    • Correlation between bending test and Barcelona tests to determine FRC properties 

      Carmona, Sergio; Molins i Borrell, Climent; Aguado de Cea, Antonio (Elsevier, 2018-08)
      Article
      Restricted access - publisher's policy
      The use of fiber reinforced concretes (FRC) as a substitute for reinforcement meshes, particularly in the construction of tunnels, frequently faces quality control problems because the specifications and acceptability ...
    • Curs de problemes per a l'autoaprenentatge del formigó estructural 

      Molins i Borrell, Climent; Marí, Antonio R. (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2009-03-25)
      Conference report
      Open Access
      Es presenta un curs de problemes desenvolupat sobre Atenea, que ajuda a l'alumne a dissenyar les estructures de formigó, amb el seu ampli ventall de condicions funcionals i ambientals, de forma competent. Això es desenvolupa ...
    • Cyclic constitutive model for concrete 

      Sima Brum, José Fernando; Roca Fabregat, Pedro; Molins i Borrell, Climent (Elsevier, 2008)
      Article
      Open Access
      A constitutive model for concrete subjected to cyclic loadings in both compression and tension is presented. The proposed model is intended to provide improvements on modelling the cyclic behaviour of concrete structures ...
    • Damage investigation of a tunnel subjected to an unplanned surface load through non-linear analysis 

      Arnau Lloveras, Oriol; Molins i Borrell, Climent; Marí Bernat, Antonio Ricardo (2017-08)
      Article
      Open Access
      A description of the deformations and damage that occurred in a segmental tunnel lining as a consequence of an unplanned surface load is presented, as well as the numerical analyses performed for its safety assessment. The ...
    • Design optimization for a truncated catenary mooring system for scale model test 

      Molins i Borrell, Climent; Trubat Casal, Pau; Gironella Cobos, Xavier; Campos Hortigüela, Alexis (2015)
      Article
      Open Access
      One of the main aspects when testing floating offshore platforms is the scaled mooring system, particularly with the increased depths where such platforms are intended. The paper proposes the use of truncated mooring systems ...